427372

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{883}}^1$

素因数の和:909

約数の個数: 18

約数和(自身を含む): 823004

約数和(自身を除く): 395632

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 883, 1766, 3532, 9713, 19426, 38852, 106843, 213686, 427372]

約数ペア:

[(1, 427372), (2, 213686), (4, 106843), (11, 38852), (22, 19426), (44, 9713), (121, 3532), (242, 1766), (484, 883)]